AM1203Samberg

Presentation | 2013

Does Median Width Matter?

Outline

  • Application of Differing Widths
  • Standards Summary
  • Geometric Impacts of Widths
  • Previous Safety Research
  • Highway Safety Manual Results
  • Applications of Existing CMFs
  • Future Research
  • Conclusions
     

Future Research

  • Before and After Study with Differing Widths
  • Statewide Data Review to update 1993 FHWA Report
  • Trends in Median Width Treatments

Conclusions

  • Median Installation Reduces Crashes
  • Reduced Crashes with Wider Medians
  • Balancing Capacity, Geometry and Safety
  • More Research Needed
    • Before and After Project Studies
    • Statewide Data Reviews
Categories
Medians
Tags